CN204348231U - A kind of three-dimensional multi-functional training platform - Google Patents

Abstract

The utility model discloses a kind of three-dimensional multi-functional training platform, comprise rectangular frame, and the X-axis kinematic system arranged thereon, Y-axis kinematic system and Z axis kinematic system, the control panel of one side of rectangular frame is provided with the installation position for mount controller, programmable logic controller (PLC) is installed, one-chip computer, numerically-controlled machine bed controller or engraving machine controller, X-axis kinematic system, Y-axis kinematic system and Z axis kinematic system are electrically connected with controller respectively, X-axis kinematic system, Y-axis kinematic system and Z axis kinematic system are also respectively equipped with grating encoder, grating encoder is electrically connected with controller, form full closed loop control.The utility model can carry out multi-functional experimenting teaching, and error is little.

Description

A three-dimensional multifunctional training platform

technical field

The utility model relates to the field of teaching equipment, specifically a three-dimensional multifunctional training platform.

Background technique

The traditional teaching and training platform is a motion platform composed of a stepping motor driven ball screw. The stepping motor adopts open-loop control, and there are errors caused by out-of-step. A certain tracking error, and the error will accumulate, need to check the origin frequently.

In addition, the traditional teaching and training platform has a single function. For the course training of PLC (Programmable Logic Controller), single-chip microcomputer, CNC machine tool and engraving machine, it can only be used to complete one type of training.

Contents of the invention

The task of the utility model is to provide a three-dimensional multifunctional training platform, which reduces errors and can carry out multifunctional course training.

The utility model is realized through the following technical solutions:

A three-dimensional multifunctional training platform is characterized in that: it includes a rectangular frame, and an X-axis motion system, a Y-axis motion system, and a Z-axis motion system are arranged on it,

The control panel on one side of the rectangular frame is provided with a mounting position for installing a controller, and a programmable logic controller, a single-chip computer, a digital control machine tool controller or an engraving machine controller are installed,

The X-axis motion system, the Y-axis motion system and the Z-axis motion system are electrically connected to the controller respectively,

The X-axis motion system, the Y-axis motion system and the Z-axis motion system are also provided with grating encoders respectively, and the grating encoders are electrically connected with the controller to form a fully closed-loop control.

Further improvements of the utility model include:

The grating encoder is a ruler-type grating encoder, and the ruler-type grating encoder includes a grating sensor and a grating ruler.

The X-axis motion system, the Y-axis motion system and the Z-axis motion system respectively include a stepping motor, a ball screw, a guide rail and a slider,

The stepper motor is electrically connected to the controller and drives the ball screw, the ball screw and the guide rail pass through the slider, and the slider moves along the ball screw and the guide rail,

The grating ruler of the grating encoder is connected to the guide rail, the grating sensor of the grating encoder is fixedly connected to the slider, and the grating sensor is electrically connected to the controller.

The controller is electrically connected with the touch screen.

The slider of the Z-axis motion system is fixedly connected with a moving seat for installing a mechanical fixture, or the slider is fixedly connected with a tool seat for installing a tool.

Advantage of the utility model:

The utility model installs different controllers at the installation positions, can carry out multi-functional course training, and uses a grating encoder to form a full closed-loop control to reduce errors.

Description of drawings

Fig. 1 is the control panel schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the X-axis motion system, the Y-axis motion system and the Z-axis motion system of the utility model.

Detailed ways

Example 1:

As shown in Fig. 1, a kind of three-dimensional multifunctional training platform comprises a rectangular frame 1, and an X-axis motion system, a Y-axis motion system and a Z-axis motion system arranged thereon, and a control panel on one side of the rectangular frame 1 is provided with There is an installation position 2 for installing the controller, installing a programmable logic controller PLC, a single-chip computer (that is, a single-chip microcomputer), a digital control machine tool controller or an engraving machine controller, and performing a variety of course training; X-axis motion system, Y The axis motion system and the Z-axis motion system are electrically connected to the controller respectively, and the controller is also electrically connected to the touch screen installed on the other side of the rectangular frame 1, and the touch screen communicates with the controller to realize human-computer interaction; the X-axis motion system, the Y-axis The motion system and the Z-axis motion system are also provided with grating encoders respectively, and the grating encoders are electrically connected with the controller to form a fully closed-loop control.

The rectangular frame is an aluminum alloy frame.

The grating encoder is a ruler-type grating encoder, and the ruler-type grating encoder includes a grating sensor and a grating ruler. The X-axis motion system, the Y-axis motion system and the Z-axis motion system respectively include a stepper motor, a ball screw, a guide rail and a slider. A stepper motor driver is also installed on the control board, and the controller drives the stepper motor through the stepper motor driver. The motor drives the ball screw connected with the stepping motor, the ball screw and the guide rail pass through the slider, and the slider moves along the ball screw and the guide rail, the grating scale of the grating encoder is connected with the guide rail, and the grating sensor of the grating encoder It is fixedly connected with the slider, and the grating sensor is electrically connected with the controller.

In this embodiment, as shown in Figure 2, the PLC is installed on the installation position, and the X-axis motion system includes a first grating encoder, a first stepping motor driver 32, a first stepping motor 33, a first ball screw 34, The first guide rail 35 and the first slide block 36, the PLC drives the first stepping motor 32 through the first stepping motor driver, and the first stepping motor 33 drives the first ball screw 34 through the first coupling 37, and the first stepping motor 33 drives the first ball screw 34 through the first coupling 37, A ball screw 34 and the first guide rail 35 pass through the first slider 36, and the first slider 36 moves along the first ball screw 34 and the first guide rail 35, the first grating ruler 312 of the first grating encoder and the first A guide rail 35 is connected, the first grating sensor 311 of the first grating encoder is fixedly connected with the first slider 36, and the reading head of the first grating sensor 311 moves with the movement of the first slider 36 to read and record the first The position information of the slider 36 on the first grating ruler 312 is fed back to the PLC, and the PLC calculates whether there is an error in the first stepping motor 33. If there is an error, the PLC controls the calibration of the first stepping motor 33, thereby realizing accurate Positioning to eliminate errors.

The Y-axis motion system includes a second grating encoder, a second stepper motor driver 42, a second stepper motor 43, a second ball screw 44, a second guide rail 45 and a second slider 46, and the PLC passes through the second The stepping motor driver drives the second stepping motor 43, the second stepping motor 43 drives the second ball screw 44 through the second coupling 47, the second ball screw 44 and the second guide rail 45 pass through the second slider 46 , and the second slider 46 moves along the second ball screw 44 and the second guide rail 45, the second grating scale 412 of the second grating encoder is connected with the second guide rail 45, and the second grating sensor 411 of the second grating encoder Fixedly connected with the second slider 46, the reading head of the second grating sensor 411 moves with the movement of the second slider 46, reads and records the position information of the second slider 46 on the second grating ruler 412 and feeds it back to PLC, PLC operation judges whether there is an error in the second stepping motor 43, if there is an error, the PLC controls to calibrate the second stepping motor 43, thereby realizing precise positioning and eliminating the error.

Described Z-axis motion system comprises the 3rd grating encoder, the 3rd stepper motor driver 52, the 3rd stepper motor 53, the 3rd ball screw 54, the 3rd guide rail 55 and the 3rd slider 56, PLC passes the 3rd The stepper motor driver 52 drives the third stepper motor 53, drives the third ball screw 54 connected with the third stepper motor 53 to move, the third ball screw 54 and the third guide rail 55 run through the third slider 56, and The third slider 56 moves along the third ball screw 54 and the third guide rail 55, the third grating ruler 512 of the third grating encoder is connected with the third guide rail 55, the third grating sensor 511 of the third grating encoder is connected with the third guide rail 55 Three sliders 56 are fixedly connected, and the reading head of the third grating sensor 511 moves with the movement of the third slider 56, reads and records the position information of the third slider 56 on the third grating ruler 512 and feeds it back to PLC, The PLC operation judges whether there is an error in the third stepping motor 53, and if there is an error, the PLC controls to calibrate the third stepping motor 53, thereby realizing precise positioning and eliminating the error.

The third slider 56 of the Z-axis motion system is fixedly connected with a mobile seat for installing the mechanical fixture 57, and the third slider is also provided with two DC motors 58 electrically connected to the controller to control the movement of the mechanical fixture 57. Opening and closing, used to simulate the manipulator to carry small items such as test tubes.

The above grating encoder can be replaced by a rotary type grating encoder.

Limiting devices are provided at both ends of the first ball screw 34 , the second ball screw 44 and the third ball screw 54 to protect the reading head of the grating encoder.

Example 2:

On the basis of embodiment 1, do following improvement:

Install the digital control machine tool controller or engraving machine controller on the mounting seat of the control board. Correspondingly, the third slider of the Z-axis motion system is fixedly connected with the knife seat for installing the tool and simulating the working principle of the CNC machine tool or engraving machine. Course training.

The utility model is not limited to the above-mentioned specific implementation manners, and further developments made by those skilled in the art according to the present invention all fall within the protection scope of the utility model.

Claims (5)

1. A three-dimensional multifunctional training platform, characterized in that: comprise a rectangular frame, and an X-axis motion system, a Y-axis motion system and a Z-axis motion system arranged thereon, The control panel on one side of the rectangular frame is provided with a mounting position for installing a controller, and a programmable logic controller, a single-chip computer, a digital control machine tool controller or an engraving machine controller are installed, The X-axis motion system, the Y-axis motion system and the Z-axis motion system are electrically connected to the controller respectively, The X-axis motion system, the Y-axis motion system and the Z-axis motion system are also provided with grating encoders respectively, and the grating encoders are electrically connected with the controller to form a fully closed-loop control. 2. The three-dimensional multifunctional training platform according to claim 1, wherein the grating encoder is a ruler-type grating encoder, and the ruler-type grating encoder includes a grating sensor and a grating ruler. 3. The three-dimensional multifunctional training platform according to claim 2, characterized in that: the X-axis motion system, the Y-axis motion system and the Z-axis motion system comprise stepping motors, ball screws, rails and sliders, The stepper motor is electrically connected to the controller and drives the ball screw, the ball screw and the guide rail pass through the slider, and the slider moves along the ball screw and the guide rail, The grating ruler of the grating encoder is connected to the guide rail, the grating sensor of the grating encoder is fixedly connected to the slider, and the grating sensor is electrically connected to the controller. 4. The three-dimensional multifunctional training platform according to any one of claims 1-3, wherein the controller is electrically connected to the touch screen. 5. The three-dimensional multifunctional training platform according to claim 3, characterized in that: the slide block of the Z-axis motion system is fixedly connected with a mobile seat for installing mechanical fixtures, or is fixedly connected with a slide block. For the tool holder for installing the tool.